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-rw-r--r--tnslc/parse/ast.tnsl211
1 files changed, 211 insertions, 0 deletions
diff --git a/tnslc/parse/ast.tnsl b/tnslc/parse/ast.tnsl
index 911505e..7ad9390 100644
--- a/tnslc/parse/ast.tnsl
+++ b/tnslc/parse/ast.tnsl
@@ -9,6 +9,12 @@ uint16 NTYPE_PRE_OP = 6
uint16 NTYPE_POST_OP = 7
uint16 NTYPE_FUNCTION = 8
uint16 NTYPE_METHOD = 9
+uint16 NTYPE_TLIST = 10
+uint16 NTYPE_DLIST = 11
+uint16 NTYPE_ELIST = 12
+uint16 NTYPE_LITERAL = 13
+uint16 NTYPE_KEY_TYPE = 14
+uint16 NTYPE_ENUM = 15
uint16 NTYPE_ASM = 998
struct Node {
@@ -70,14 +76,207 @@ struct Node {
;/
/; _ast_type (~utils.File fin, ~Node mod, ~Token first)
+ Node out
+ out.init(NTYPE_TYPE, utils.strcpy("\0"))
+
+ # Handle pointer and array types
+ /; loop (first`.eq("~\0") == true || first`.eq("{\0") == true)
+ Node pre
+ pre.init(NTYPE_PRE_OP, first`.data)
+
+ /; if (first`.eq("{\0") == true)
+ first` = produce_next_token(fin, first`)
+ /; if (first`._type == TTYPE_LITRL && is_numeric(first`.data`))
+ Node i
+ i.init(NTYPE_LITERAL, first`.data)
+ pre.sub.push(~i)
+ ;; else if (first`.eq("}\0") == false)
+ _printf("Expected integer for array type or '}':")
+ _printf(" \0")
+ print_token(first`)
+ _printf("\n\0")
+ ;; else
+ Token tmp = produce_next_token(fin, first`)
+ first`.end()
+ first` = tmp
+ ;/
+ ;/
+
+ out.sub.push(~pre)
+ first` = produce_next_token(fin, first`)
+ ;/
+
+ /; if (first`._type !== TTYPE_KEYTP && first`._type !== TTYPE_USRWD)
+ _printf("Expected key type or user type:")
+ _printf(" \0")
+ print_token(first`)
+ _printf("\n\0")
+ ;/
+
+ # Are we a void type? (Matters for getting params or )
+ bool vd = false
+ /; if (first`.eq("void\0") == true)
+ vd = true
+ ;/
+
+ # Fully qualified type name
+ /; if (first`._type == TTYPE_USRWD)
+ /; loop (bool run = true; run == true)
+ Node usr
+ usr.init(NTYPE_ID, first`.data)
+ first` = produce_next_token(fin, first`)
+ out.sub.push(~usr)
+
+ /; if (first`.eq(".\0") == true)
+ Token tmp = produce_next_token(fin, first`)
+ first`.end()
+ first` = tmp
+ /; if (first`._type !== TTYPE_USRWD)
+ run = false
+ _printf("Expected completion of user type:")
+ _printf(" \0")
+ print_token(tmp)
+ _printf("\n\0")
+ ;/
+ ;; else
+ run = false
+ ;/
+ ;/
+ ;; else
+ Node tp
+ tp.init(NTYPE_ID, first`.data)
+ out.sub.push(~tp)
+
+ first` = produce_next_token(fin, first`)
+ ;/
+ # Generics or void call type
+ /; if (first`._type == TTYPE_DELIM && first`.data` == '(')
+ _ast_type_list(fin, ~out, first)
+ Token tmp = produce_next_token(fin, first`)
+ first`.end()
+ first` = tmp
+ ;/
+
+ # Void return type
+ /; if (vd && first`._type == TTYPE_DELIM && first`.data` == '[')
+ _ast_type_list(fin, ~out, first)
+ Token tmp = produce_next_token(fin, first`)
+ first`.end()
+ first` = tmp
+ ;/
+
+ # Reference
+ /; if (first`.eq("`\0") == true)
+ Node post
+ post.init(NTYPE_PRE_OP, first`.data)
+
+ out.sub.push(~post)
+ first` = produce_next_token(fin, first`)
+ ;/
+
+ mod`.sub.push(~out)
+;/
+
+/; _ast_decl (~utils.File fin, ~Node mod, ~Token first)
;/
/; _ast_decl_list (~utils.File fin, ~Node mod, ~Token first)
;/
+/; _ast_expr (~utils.File fin, ~Node mod, ~Token first)
+
+;/
+
+/; _ast_maybe_expr_decl (~utils.File fin, ~Node mod, ~Token first)
+ # Handle the case where it's ambiguous whether we have a type definition or an expression
+
+;/
+
+/; _ast_expr_list(~utils.File fin, ~Node mod, ~Token first)
+ uint8 closing = _get_closing_delim(first`.data`)
+
+ Node expr_list
+ expr_list.init(NTYPE_ELIST, first`.data)
+
+ first` = produce_next_token(fin, first`)
+ bool run = true
+
+ /; if (first`._type == TTYPE_DELIM && first`.data` == closing)
+ run = false
+ ;; else
+ _ast_maybe_expr_decl(fin, ~expr_list, first)
+ ;/
+
+ /; loop (run == true && first`._type !== TTYPE_ERR)
+ /; if (first`._type == TTYPE_DELIM && first`.data` == closing)
+ run = false
+ ;; else if (first`._type == TTYPE_SEP && first`.eq(";\0"))
+ Token tmp = produce_next_token(fin, first`)
+ first`.end()
+ first` = tmp
+
+ _ast_maybe_expr_decl(fin, ~expr_list, first)
+ ;; else
+ _printf("Unexpected token when parsing a list of types:\n\0")
+ _printf(" \0")
+ print_token(first`)
+ _printf("\n\0")
+
+ Token tmp = produce_next_token(fin, first`)
+ first`.end()
+ first` = tmp
+ ;/
+ ;/
+
+ mod`.sub.push(~expr_list)
+;/
+
/; _ast_type_list (~utils.File fin, ~Node mod, ~Token first)
+ uint8 closing = _get_closing_delim(first`.data`)
+
+ Node type_list
+ type_list.init(NTYPE_TLIST, first`.data)
+
+ Token tmp = produce_next_token(fin, first`)
+ first` = tmp
+ bool run = true
+ /; if (first`._type == TTYPE_DELIM && first`.data` == closing)
+ run = false
+ ;; else if (first`._type == TTYPE_KEYTP || first`._type == TTYPE_USRWD || first`.eq("~\0") == true)
+ _ast_type(fin, ~type_list, first)
+ ;; else
+ _printf("Expected type or closing of type list:\n\0")
+ _printf(" \0")
+ print_token(tmp)
+ _printf("\n\0")
+ ;/
+
+ /; loop (bool run = true; run == true && first`._type !== TTYPE_ERR)
+ /; if (first`._type == TTYPE_DELIM && first`.data` == closing)
+ run = false
+ ;; else if (first`._type == TTYPE_SEP && first`.eq(",\0"))
+ Token tmp = produce_next_token(fin, first`)
+ first`.end()
+ first` = tmp
+
+ /; if (first`._type == TTYPE_KEYTP || first`._type == TTYPE_USRWD || first`.eq("~\0") == true)
+ _ast_type(fin, ~type_list, first)
+ ;/
+ ;; else
+ _printf("Expected comma ',' and then type:\n\0")
+ _printf(" \0")
+ print_token(tmp)
+ _printf("\n\0")
+
+ Token tmp = produce_next_token(fin, first`)
+ first`.end()
+ first` = tmp
+ ;/
+ ;/
+
+ mod`.sub.push(~type_list)
;/
/; _ast_struct (~utils.File fin, ~Node mod, ~Token first)
@@ -181,6 +380,10 @@ struct Node {
_printf("\n\0")
return
;/
+
+ uint line = first`.line
+ /; loop (line == first`.line)
+ ;/
;/
/; _ast_block (~utils.File fin, ~Node mod, ~Token first)
@@ -240,8 +443,12 @@ struct Node {
_ast_import(fin, ~out, first)
;; else if (first`.eq("struct\0") == true)
_ast_struct(fin, ~out, first)
+ ;; else if (first`.eq("asm\0") == true)
+ _ast_asm(fin, ~out, first)
;; else if (first`.eq("/;\0") == true)
_ast_block(fin, ~out, first)
+ ;; else if (first`._type == TTYPE_KEYTP || first`._type == TTYPE_USRWD || first`.eq("~\0") == true)
+ _ast_decl(fin, ~out, first)
;; else
tmp = produce_next_token(fin, first`)
first`.end()
@@ -261,8 +468,12 @@ struct Node {
_ast_import(fin, mod, ~first)
;; else if (first.eq("struct\0") == true)
_ast_struct(fin, mod, ~first)
+ ;; else if (first.eq("asm\0") == true)
+ _ast_asm(fin, mod, ~first)
;; else if (first.eq("/;\0") == true)
_ast_block(fin, mod, ~first)
+ ;; else if (first._type == TTYPE_KEYTP || first._type == TTYPE_USRWD || first.eq("~\0") == true)
+ _ast_decl(fin, mod, ~first)
;; else
Token tmp = produce_next_token(fin, first)
first.end()
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-19 16:09:53 +0000